On Tue, Sep 04, 2007 at 03:26:53PM +0200, Thomas Antony wrote: > Luciano Rocha schrieb: > > On Tue, Sep 04, 2007 at 12:40:24PM +0200, Thomas Antony wrote: > >> Hi. > >> > >> I want to make a snapshot from a logical volume and noticed that there > >> must be enough free disk space in the volume group. Actually there is no > >> free disk space left. > >> How do i shrink online /var without losing any data or restore from > >> backup? > > You can't shrink ext2/ext3 filesystems online. You'll have to schedule a > > downtime. > > Another solution is to remove and use a file for swap (swapoff ... && > > lvremove ...), or reduce it (swapoff ... && lvreduce ... && mkswap && > > swapon). > > Hi. > > Is it possible that i log into the server with ssh and umount only /var and > then resize the logical volume? Yes, but you'll have to stop a lot of daemons and other processes that run with files opened in /var. You can find the processes accessing /var with lsof or fuser: # fuser -mv /var # lsof /var -- lfr 0/0
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